This is one very direct way for that to happen.

这是一种非常直接的途径

耶鲁公开课 - 生物医学工程探索课程节选

Its composition is influenced and determined by literary conventions and goals. Now, of course we all know that there is no such thing as purely objective history anyway. We have no direct access to past events.

它的形成是受文学的惯例和目的影响和决定的,当然现在我们都知道了没有什么是纯客观的历史,我们没有直接通向过去事件的途径。

耶鲁公开课 - 旧约导论课程节选

And finally, and most important-- these others have been pretty straightforward-- but what has not been straightforward is something that you might listen to many, many times and not be aware of, and that is chord changes.

最后,也是最重要的途径,上述的三种途径都非常直截了当,不过也有些不那么直接的东西,即使你听了成千上百遍,也不一定会注意到的是和弦的变化

耶鲁公开课 - 聆听音乐课程节选